Resources

Guide

IT Centralization and Robot

This paper makes a case for IT centralization on IBM i and explains the important role automated systems management technologies like Robot have to play in centralized IT environments.
Guide

How to Manage IT Resource Consumption

At an application level with Vityl Capacity Management In this guide, John Miecielica of Metavante, provides a step-by-step example showing how he uses Vityl Capacity Management to analyze IT resource consumption at an application level. This key capability is especially important in today’s environments where multiple applications run on a server or multiple servers might be required to...
Guide

Commercial Clusters and Scalability

In this paper we present an introductory analysis of throughput scalability for update intensive workloads (such as measured by the TPC-C or TPC-W benchmarks) and how that scaling is limited by serialization effects in the software-hardware combination that comprises any platform.
Guide

UNIX Load Average Part 1: How It Works

In this online article Dr. Gunther digs down into the UNIX kernel to find out how load averages (the “LA Triplets”) are calculated and how appropriate they are as capacity planning metrics.
Guide

UNIX Load Average: Reweighed

This is an unexpected Part 3 to the discussion about the UNIX load average metric answering the question of where the weight factor comes from.